Railroad Archives Online
- CollectionD0011 - James M. Fredrickson Collection
- Series004 - Northern Pacific Railroad Company
- Subseries Level 1014 - Photographs
- Subseries Level 2001 - Railroads--Equipment and Supplies
- Subseries Level 3001 - Steam locomotives
- 1282 more...
- ItemJMF00-00662.0 - Northern Pacific steam locomotive 1502, circa 1905.
- ItemJMF00-00663.0 - Northern Pacific steam locomotive 1502 at White Pine, Montana, in 1909.
- ItemJMF00-00663.1 - Northern Pacific steam locomotive 1505 at South Tacoma, Washington, in 1937.
- ItemJMF00-00664.0 - Northern Pacific steam locomotive 1506 at Spokane, Washington, in 1941.
- ItemJMF00-00665.0 - Northern Pacific steam locomotive 1507 at Tacoma-15th St. Tower, Washington, in 1943.
- ItemJMF00-00666.0 - Northern Pacific steam locomotive 1507 at Livingston, Montana, in 1954.
- ItemJMF00-00666.1 - Northern Pacific steam locomotive 1507 at Seattle, Washington, in 1935.
- ItemJMF00-00666.2 - Northern Pacific steam locomotive 1507 at Tacoma, Washington, in 1935.
- ItemJMF00-00666.3 - Northern Pacific steam locomotive 1507 at Seattle, Washington, in 1935.
- 1354 more...